/**
 * Software License, Version 1.0
 * 
 * Copyright 2003 The Trustees of Indiana University.  All rights reserved.
 * 
 *
 *Redistribution and use in source and binary forms, with or without 
 *modification, are permitted provided that the following conditions are met:
 *
 *1) All redistributions of source code must retain the above copyright notice,
 * the list of authors in the original source code, this list of conditions and
 * the disclaimer listed in this license;
 *2) All redistributions in binary form must reproduce the above copyright 
 * notice, this list of conditions and the disclaimer listed in this license in
 * the documentation and/or other materials provided with the distribution;
 *3) Any documentation included with all redistributions must include the 
 * following acknowledgement:
 *
 *"This product includes software developed by the Community Grids Lab. For 
 * further information contact the Community Grids Lab at 
 * http://communitygrids.iu.edu/."
 *
 * Alternatively, this acknowledgement may appear in the software itself, and 
 * wherever such third-party acknowledgments normally appear.
 * 
 *4) The name Indiana University or Community Grids Lab or NaradaBrokering, 
 * shall not be used to endorse or promote products derived from this software 
 * without prior written permission from Indiana University.  For written 
 * permission, please contact the Advanced Research and Technology Institute 
 * ("ARTI") at 351 West 10th Street, Indianapolis, Indiana 46202.
 *5) Products derived from this software may not be called NaradaBrokering, 
 * nor may Indiana University or Community Grids Lab or NaradaBrokering appear
 * in their name, without prior written permission of ARTI.
 * 
 *
 * Indiana University provides no reassurances that the source code provided 
 * does not infringe the patent or any other intellectual property rights of 
 * any other entity.  Indiana University disclaims any liability to any 
 * recipient for claims brought by any other entity based on infringement of 
 * intellectual property rights or otherwise.  
 *
 *LICENSEE UNDERSTANDS THAT SOFTWARE IS PROVIDED "AS IS" FOR WHICH NO 
 *WARRANTIES AS TO CAPABILITIES OR ACCURACY ARE MADE. INDIANA UNIVERSITY GIVES
 *NO WARRANTIES AND MAKES NO REPRESENTATION THAT SOFTWARE IS FREE OF 
 *INFRINGEMENT OF THIRD PARTY PATENT, COPYRIGHT, OR OTHER PROPRIETARY RIGHTS. 
 *INDIANA UNIVERSITY MAKES NO WARRANTIES THAT SOFTWARE IS FREE FROM "BUGS", 
 *"VIRUSES", "TROJAN HORSES", "TRAP DOORS", "WORMS", OR OTHER HARMFUL CODE.  
 *LICENSEE ASSUMES THE ENTIRE RISK AS TO THE PERFORMANCE OF SOFTWARE AND/OR 
 *ASSOCIATED MATERIALS, AND TO THE PERFORMANCE AND VALIDITY OF INFORMATION 
 *GENERATED USING SOFTWARE.
 */
package cgl.narada.wsinfra.deployment.axis.wsrm.proxy;

import javax.xml.soap.SOAPMessage;

import org.apache.axis.client.Call;
import org.apache.axis.client.Service;
import org.apache.axis.message.SOAPEnvelope;

import cgl.narada.wsinfra.WsMessageFlow;
import cgl.narada.wsinfra.deployment.axis.WsInfraEnvelopeModifier;
import cgl.narada.wsinfra.deployment.axis.wsrm.WsrmServiceParameters;
import cgl.narada.wsinfra.deployment.impl.SOAPContextImpl;

/**
 * WsrmProxyService handles reliable messaging. It consists both Source and Sink
 * instances so that it can send and receive messages reliably.
 *
 * @author Beytullah Yildiz
 * $Date: 2005/07/29 22:49:21 $
 * $Revision: 1.1 $
*/



public class WsrmProxyService {
  private String moduleName = "WsrmProxyService  ";
  private WsrmSinkProcessor wsrmSinkProcessor;
  private WsrmSourceProcessor wsrmSourceProcessor;

  public WsrmProxyService() {
    wsrmSinkProcessor = new WsrmSinkProcessor();
    wsrmSourceProcessor = new WsrmSourceProcessor();
  }

  /**
   * Handles reliable messaging. Takes messages, negotiates with other endpoint
   * proxy services and sends the message
   */
  public void wsInfraProcessMethod(SOAPEnvelope req, SOAPEnvelope resp) {

    try {
      req = WsInfraEnvelopeModifier.removeDummyBodyElement(req);
    }
    catch (Exception e) {
      e.printStackTrace();
    }

    SOAPMessage soapMessage = null;
    try {
      soapMessage = cgl.narada.wsinfra.util.SoapMarshaller.
          unmarshallSoapMessage(req.toString().getBytes());
    }
    catch (Exception e) {
      System.out.println(moduleName + e.toString());

    }
    SOAPContextImpl soapContext = new SOAPContextImpl(soapMessage);


    boolean isProcessed=false;
    try {
      isProcessed = wsrmSinkProcessor.processMessage(soapContext,
          WsMessageFlow.FROM_NETWORK);

      if (isProcessed) {

        String destination = WsrmServiceParameters.getTargetServiceAddress();
        String methodName = WsrmServiceParameters.getServiceMethodName();

        try {

          Service service = new Service();
          Call serviceCall = (Call) service.createCall();
          serviceCall.setTargetEndpointAddress(new java.net.URL(destination));
          serviceCall.setSOAPActionURI(methodName);
          serviceCall.invoke(req);
          return;

        }
        catch (Exception e) {
          System.out.println(e);
          e.printStackTrace();
        }

      }
    }
    catch (Exception e) {
      System.out.println(moduleName + e.toString());
    }


    try {
      isProcessed = wsrmSourceProcessor.processMessage(soapContext,
          WsMessageFlow.FROM_NETWORK);


    }
    catch (Exception e) {
      System.out.println(moduleName + e.toString());

    }

    try {
      isProcessed = wsrmSourceProcessor.processMessage(soapContext,
          WsMessageFlow.FROM_APPLICATION);

    }
    catch (Exception e) {
      System.out.println(moduleName + e.toString());

    }

  }

}